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Chapter 1 quiz: 14/15
Which brain structures are seen as ridges and grooves which create boundaries within the lobes of the brain?
lobes
forebrain and spinal cord
gyri and sulei
sulci and synapses
gyri and sulei
The two main theories that underlie neuropsychology are the brain theory and the central nervous system theory.
True
False
False (neuron theory is the other main theory)
At noted in your textbook, the extensive study of H.M. BEST demonstrates:
support of two brain theory.
effective treatment of epilepsy.
that amnesia can be the result of brain damage.
that memories are encoded and stored in multiple areas of the brain.
that memories are encoded and stored in multiple areas of the brain.
Descartes was an articulate proponent of:
dualism.
monism.
nonmaterialism.
the cardiac hypothesis.
dualism
What philosophical stance would conclude that only mental objects (i.e., the mind) exist and claim that what we think of as our body is merely the perception of the mind.
a. Idealism
b. Dualism
c. Materialism
d. Mentalism
Idealism
With respect to the "mind-body" problem, many neuroscientists and neuropsychologists would
MOST likely consider themselves to be:
mentalists.
agnostics.
dualists.
materialists.
materialists
Which of the following is not a lobe of the brain.
Frontal
Parietal
Temporal
Coronal
Coronal
The scientist who discovers how a unitary perception is made from multiple streams of sensory information will have solved the:
laterality conundrum.
problem of other minds.
binding problem.
mind-body problem.
binding problem.
Considering functional development, why would the spinal cord develop prior to the forebrain?
Higher order functioning precedes conducting information to and from the brain.
Executive functioning tasks are secondary to regulatory functioning of the brainstem.
Sensory information processing precedes the development of higher order functioning.
Cognitive abilities are not essential for survival.
Sensory information processing precedes the development of higher order functioning.
NOT Executive functioning tasks are secondary to regulatory functioning of the brainstem.
An example of ontological reductionism as set forth by Carozza is reducing concepts such as __
to mere biological activities located in the brain.
language
memory
vision
free will or love
free will or love
In the video from Fr. Spitzer, research on near-death experiences seem to indicate that a person's __ continue even when there are signs of clinical death.
perception and sensory awareness
neurons
brain functioning
ability to communicate
perception and sensory awareness
Neuroplasticity is seen in patients with TBI, and it is also related to:
taste.
vision.
smell
learning.
Learning.
In the BLANK theory, the brain is the source of all behavior.
Neuron
Brain
Cranial
Neurological
Brain
If you were studying the impact of diet upon the expression of one's IQ, you would be involved in the work of
none of the answers are correct
epigenetics
neuroplasticity
neuropsychology
epigenetics
Although all of the individuals listed made contributions to our knowledge of the lateralization of language functions in the brain,
is generally credited with the MOST important
findings.
a. Marie
b. Bouillaud
c. Broca
d. Dax
Broca
Chapter 2 quiz: 14/15
According to researchers, the need to be resilient and adapt to ever changing conditions in order to survive lead to evolutionary changes in the human brain.
True
False
True
Phenotypic plasticity accounts for the way that:
environmental differences don't alter the phenotype of identical twins.
identical genotypes produce identical phenotypes.
identical genotypes do not produce identical phenotypes.
clones always look identical to the parent whose genotype is used.
identical genotypes do not produce identical phenotypes.
Having a highly developed brain packed with neurons requires a greater consumption of calories.
True
False
True
According to the _____, humans have performed better on IQ assessments from generation to generation due to _---
Flynn Effect, larger brains
Spearman Theory, better diets
Flynn Effect, enhanced experiences and more effective education
Spearman Theory, larger frontal lobes
Flynn Effect, enhanced experiences and more effective education
The full set of a species' genes is known as its:
chromosome.
nucleosome.
genome.
phenome.
genome
Epigenetics provides a mechanism for the environment to alter gene expression without changing the genome.
True
False
True
The encephalization quotient of modern humans is
equal to ________ that of chimpanzees.
two times
three times
five times
three times
Modern chimpanzees and humans share about_
75%
87%
99%
95%
99%
Monkeys that eat grass have larger brains than monkeys that eat fruit.
True
False
False
Variables that influence whether and how a gene is expressed do NOT include:
phrenological profile.
neglect.
education.
nutrition.
phrenological profile.
Which of these has the highest EQ?
rat
dolphin
cal
elephant
dolphin
Choose the correct ordering of encephalization quotients for the following list of species (from highest to lowest).
human, monkey, chimpanzee, cat
chimpanzee, human, monkey, cat
human, cat, chimpanzee, monkey
human, chimpanzee, monkey, cat
human, chimpanzee, monkey, cat
According to the textbook, the brain region whose growth is MOST associated with the evolution of modern humans is the:
limbic system.
temporal lobe.
cerebellum.
parietal lobe.
parietal lobe.
Research has determined that people with above average IQ have brains that weigh more than most.
True
False
FALSE (got this one wrong.. it’s not true)
Having a "smoother" brain with less gyri and sulci is advantageous and is correlated with higher IQ.
True
False
False
Chapter 3 quiz: 12/12
If Dr. Link prescribes a regimen of frequent smiling to help enhance your mood, you will be using
a. Accessory Nerve XI
b. Vagus nerve X
c. Facial nerve VII
d. Trigeminal nerve V
Facial nerve VII
Schwann cells are important because they
myelinate neurons in the blood brain barrier
myelinate neurons in the PNS
deliver food to your home
myelinate neurons in the CNS
myelinate neurons in the PNS
The crossing of sensory and motor fibers that associate sensory and motor activity from one side of the body with the opposite side of the brain are called
decussations.
thalamocortical projections.
ipsilateral connections.
ventral spinal nerves.
decussations
Sensory neurons are efferent and motor neurons are afferent.
True
False
False
The cortical area MOST closely associated with speech comprehension is the
a. tempora
b. occipital
c. frontal
d. parietal
temporal NOT parietal
This part of the limbic system is highly involved in the "fight or flight" response.
Cerebellum
Corpus Callosum
Substantia Nigra'
Amygdala
Amygdala
Dura mater means
Hard mother
Nurturing mother
Soft mother
Controlling mother
Hard mother
mapped out an atlas of the brain with various the functions involved in each
area.
Brodmann
Sperry
Broca
Kolbe
Brodmann
After differentiation, these cells offer support for the nervous system. Without their presence, there may be damage to the blood-brain barrier.
interneurons
ependymal cells
bipolar neurons
astroglia
astroglia NOT ependymal cells
Neuroplasticity of the PNS is most likely connected to its:
dependence on cerebrospinal fluid for protection.
makeup of both neurons and glial cells.
ability to form new neural connections through learning.
lack of protection and need for frequent repair of neural cells.
lack of protection and need for frequent repair of neural cells.
Neurogenesis does not typically occur in the brain with the exception of the
cerebellum
hippocampus
pons
hypothalamus
hippocampus
Cells in the cortex can be arranged into _ layers.
1
2
6
4
6
Chapter 4 quiz: 15/15
Saltatory conduction occurs in neurons with:
synaptic connections.
organic ions.
myelin sheaths.
voltage differentials.
myelin sheaths.
A characteristic resting potential in a neuron is about _____ mV.
50
–30
–70
0
-70
During _____, a neuron is incapable of generating an action potential.
neurotransmitter release
the absolute refractory period
the relative refractory period
saltatory conduction
the absolute refractory period
Multiple sclerosis results from the deterioration of:
Na + channels.
myelin.
axon hillocks.
the blood–brain barrier.
myelin
The information-processing units of the nervous system are:
ependymal cells.
neurons.
glial cells.
nuclei.
neurons
The movement of the action potential from axon hillock to axon terminal is known as:
the refractory period.
anterograde transport.
the nerve impulse.
the graded potential.
the nerve impulse.
The two factors that determine nerve impulse speed in the axon are:
axon diameter and the availability of Na + ions.
axon length and myelination.
nodes of Ranvier and myelination.
axon diameter and myelination.
axon diameter and myelination.
Neurotransmitters are chemicals responsible for:
providing energy to power cellular processes.
transmitting signals between neurons.
propagating the nerve impulse.
transmitting signals within neurons.
transmitting signals between neurons.
The _____ of the action potential encodes the strength of the stimulus.
frequency
neurotransmitters
length
refractory period
frequency
The small protrusions found on the dendrites of neurons are called:
receptors.
terminal buttons.
thorns.
spines.
spines.
Which of the following statements on neurons is/are true?
All of the answers are correct
Neurons function as memory units
Neurons have plasticity
Neurons function as information units
All of the answers are correct
The process by which molecules move from areas of high concentration to areas of low concentration is called:
gating.
osmosis.
exocytosis.
diffusion.
diffusion
For a neuron to reach the threshold for generating an action potential, it must be:
unipolarized.
depolarized.
hyperpolarized.
inhibited.
depolarized
A change in the membrane potential from –65 to –70 mV is an example of:
saltatory conduction.
hyperpolarization.
an action potential.
depolarization.
hyperpolarization
A long myelinated axon lacking nodes of Ranvier would probably propagate:
impulses at the same rate as one with nodes of Ranvier.
nerve impulses backward.
nerve impulses faster than one with nodes of Ranvier.
nerve impulses more slowly than one with nodes of Ranvier.
nerve impulses more slowly than one with nodes of Ranvier.
Chapter 5 quiz: 15/15
What system is implicated in sleep disorders such as sleep apnea and SIDS, as well as OCD, tics, and depression?
dopaminergic
serotonergic
noradrenergic
cholinergic
serotonergic
The cell bodies of the neurons of the major activating systems are located in the:
brainstem.
frontal cortex.
diencephalon.
basal ganglia.
brainstem
Glutamate is an inhibitory neurotransmitter.
True
False
False
Using the toilet bowl and neuron analogy, graded potentials would be similar to a gentle push on the toilet handle whereas an action potential would be the full flush.
True
False
True
A neurotransmitter released at the axon terminal must _
_to affect the postsynaptic cell.
be metabolized by the postsynaptic cell
diffuse across the synaptic cleft
be taken up by the postsynaptic cell
be transported across the synaptic cleft
diffuse across the synaptic cleft
Reuptake of a neurotransmitter is accomplished by:
the presynaptic neuron.
surrounding glial cells.
the postsynaptic neuron.
nearby capillaries.
the presynaptic neuron.
How can a single neurotransmitter have both excitatory and inhibitory action?
The action is dependent on the specific receptor and portion of the nervous system being acted upon.
The neurotransmitter will have excitatory action when interacting with the parasympathetic neurons.
The excitatory or inhibitory action of a neurotransmitter is dependent on the quantity of the neurotransmitter within the synaptic cleft.
The neurotransmitter will have opposing action depending on the organ being stimulated.
The action is dependent on the specific receptor and portion of the nervous system being acted upon.
The _____ system would likely play a role in memory and the onset of Alzheimers.
noradrenergic
cholinergic
serotonergic
dopaminergic
cholinergic
What activating system of the CNS would be heavily implicated in a diagnosis of schizophrenia and Parkinson's, as well as addictions?
a. Serotonergic
b. Dopaminergic
c. Cholinergic
d. Noradrenergic
Dopaminergic
Patients who have difficulties with attention may have deficiencies in the production of:
a. serotonin and norepinephrine.
b. dopamine and GABA
c. serotonin and dopamine.
d. dopamine and norepinephrine.
dopamine and norepinephrine.
Sudden infant death syndrome (SIDS) has been associated with abnormalities in brainstem neurons that release:
a. vasopressin
b. dopamine
c. glutamate
d. serotonin
serotonin
Research estimates there are anywhere from trillions to quadrillions of neuronal synapses in the human brain.
True
False
True
Synapses are essentially areas where neurons can "talk to one another."
True
False
True
Which of these is NOT a class of neurotransmitter?
lipids
small molecules
Bases
peptides
Lipids
The first two chemicals to be identified as neurotransmitters were:
acetylcholine and epinephrine.
glutamate and glycine.
dopamine and serotonin.
GABA and NMDA.
acetylcholine and epinephrine.
chapter 6 quiz what /15
Botox injections smooth the face by:
producing increased blood flow to the face.
dissolving excessive fatty facial deposits.
increasing the release of ACh at the neuromuscular junction.
blocking ACh activity and relaxing facial muscles.
blocking ACh activity and relaxing facial muscles.
Most psychoactive drugs affect the functioning of the:
astrocytes.
synapse.
dendrites.
axon hillock.
synapse
The blood–brain barrier is established by:
endothelial cells and astrocytes.
endothelial cells and neurons.
neurons and astrocytes.
neurons and smooth muscle cells.
endothelial cells and astrocytes.
Antipsychotic drugs are thought to exert their effects, at least in part, by blocking one type of:
dopamine receptor.
glutamate receptor.
thought process.
action potential.
dopamine receptor.
Following the synthesis of a neurotransmitter, what is the next step toward synaptic transmission?
storage in vesicles
deactivation
reuptake
release into the synapse
storage in vesicles
Diverse drugs of abuse may act through a common neurotransmitter system that releases:
serotonin.
endorphins.
GABA.
dopamine.
dopamine.
A drug that increases the effectiveness of neurotransmission is called a(n):
stimulant.
antagonist.
agonist.
neuromodulator.
agonist
A GABA antagonist would be likely to produce:
respiratory depression.
visual hallucinations.
decreased anxiety and activity.
increased anxiety and activity.
increased anxiety and activity.
The study of the effects of drugs on the function of the nervous system is:
biopsychology.
pharmacokinetics.
neuroendocrinology.
psychopharmacology.
psychopharmacology
The need to take increasing amounts of a drug to experience the same physical effect is called:
sensitization.
tolerance.
addiction.
dependence.
tolerance
*worth 5 points, not graded yet.
We discussed various reasons why psychopharmacological medications may not always be as effective as once hoped. The videos also highlighted some of this as well. Explain two of the reasons.
One reason mentioned in class was that some drugs are just not effective for some people as they are for others. Currently, there really is not much of a way to test to see which drugs work better or are more effective for some people than others. Right now, it is more of a trial and error process. One way to help the process along is looking at family members reactions to medications. If your father had great results for one drug/medication, you are also fairly likely to have a good response to that drug/medication. Further, medications take a long time to build up in an individuals system, so many may abandon treatment efforts in the belief they do not work.
Secondly, just because a drug once worked well does not mean it will always work as well. As your body takes a drug, it builds tolerance to that drug. The body gets used to the medication and requires more to get the same result as it once had with less medication. Further, taking medication, such as opioids for example can lead to addiction, which causes the brain chemistry to change, craving that drug.
Another possible negative effect is side effects of medication and drugs. This can cause an individual to end up being on 4-5 medications at a time, simply in attempt to negate bad side effect. Additionally, some medications can interfere with one another. Some may make a medication work better, and others may inhibit the ability for a medication to work. Its important to let healthcare professionals know what medications you take so this does not occur.
Chapter 7 quiz: 20/20
Your brain is probably producing _____ waves as you read this sentence.
theta
alpha
delta
beta
beta
Examination of motifs and brain connectivity is most associated with:
MRI
EEG
resting-state fMRI
PET
resting-state fMRI
This is an example of _____.
MRI
DTI
fMRI
PET
DTI
In MRI, a _____ is used to align _____ along their axis of spin.
radioactive pulse; neutrons
magnetic field; protons
radioactive pulse; protons
magnetic field; neutrons
magnetic field; protons
Which technique is currently used in the treatment of the tremors and rigidity associated with Parkinson disease?
psychotherapy
temporal brain stimulation
deep brain stimulation
superficial brain stimulation
deep brain stimulation
Which brain-imaging technique would likely be used to confirm the presence of a patient's brain tumor?
single-cell recording
X-ray
EEG
PET scan
PET scan
PET experiments distinguish brain regions associated with a specific cognitive function from regions active during more elementary processing through use of the _____ method.
addition
exclusion
control
subtraction
subtraction
The fMRI technique makes use of activity-dependent changes in:
radioactive decay.
glucose accumulation.
myelin density.
blood-oxygen levels.
blood-oxygen levels.
The signal measured in a PET scan is generated by:
radioactive decay.
transmembrane ion flux.
blood oxygen levels.
magnetic fields.
radioactive decay.